12927425

素因数分解:

$5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:258

約数の個数: 36

約数和(自身を含む): 19062396

約数和(自身を除く): 6134971

約数列:

[1, 5, 7, 25, 35, 49, 61, 173, 175, 245, 305, 427, 865, 1211, 1225, 1525, 2135, 2989, 4325, 6055, 8477, 10553, 10675, 14945, 30275, 42385, 52765, 73871, 74725, 211925, 263825, 369355, 517097, 1846775, 2585485, 12927425]

約数ペア:

[(1, 12927425), (5, 2585485), (7, 1846775), (25, 517097), (35, 369355), (49, 263825), (61, 211925), (173, 74725), (175, 73871), (245, 52765), (305, 42385), (427, 30275), (865, 14945), (1211, 10675), (1225, 10553), (1525, 8477), (2135, 6055), (2989, 4325)]